Software Engineer, Frontend (Angular)

1inch is the DeFi ecosystem building financial freedom for everyone. 1inch products help users and builders trade, hold and track digital assets - with the self-custody, comprehensive security and the intuitive user experience they need to unlock the potential of true crypto ownership. 1inch protocols and APIs provide core infrastructure across the DeFi industry and beyond.Your mission1inch builds some of the most-used interfaces in DeFi — from our flagship swap aggregator to advanced trading tools, portfolio views and developer-facing pages. Our frontend engineers own these experiences end-to-end, ensuring they are fast, reliable and intuitive for millions of users across multiple chains.We are building a talent pool of frontend engineers at mid and senior level. This is an evergreen posting: there is no single open role tied to it, but when approved positions arise you will already be in our pipeline.What You'll DoDesign, develop, and maintain frontend applications and shared UI components using Angular, RxJS, and TypeScriptBuild responsive, scalable, and high-performance web applications with strong usability and security standardsContribute to frontend architecture decisions, testing strategies, CI/CD workflows, and development standardsImprove frontend reliability, maintainability, accessibility, and browser performance optimisationCollaborate closely with product, design, backend, and blockchain engineering teams to deliver seamless user experiencesParticipate in code reviews, testing workflows, and continuous improvement of frontend engineering practicesMonitor frontend application performance and contribute to observability and debugging processesAt senior level, lead architectural initiatives, mentor engineers, and drive frontend engineering standards across teamsWho You AreStrong proficiency with Angular, RxJS, and TypeScriptSolid understanding of modern web technologies including DOM, SCSS/CSS, HTTP, CORS, and CSPExperience working with frontend monitoring, testing, and CI/CD tooling such as Sentry and GitHub ActionsFamiliarity with Service Workers and browser performance optimisation techniquesExperience writing unit and integration tests for frontend applicationsStrong communication skills and ability to work effectively within distributed engineering teamsProfessional frontend engineering experience building scalable web applications in production environmentsFor senior-level candidates, experience designing frontend architectures, reusable component systems, and leading technical initiativesNice to havesExperience working with Ethereum, JSON-RPC, Solidity, smart contracts, or Web3 technologiesFamiliarity with Ethers.js, EIP-2612, and Automated Market Maker (AMM) protocolsExperience building decentralised applications and blockchain-based user interfacesBackend exposure with technologies such as NestJS, Docker, or microservicesExperience working in fast-paced startup, scale-up, or high-growth technology environments1inch is an equal opportunity employer. We are committed to evaluating all candidates on the basis of their skills, experience, and potential — regardless of race, ethnicity, nationality, gender, age, religion, disability, or any other characteristic. We believe diverse teams build better products, and we welcome applications from all backgrounds.We use AI-assisted tools to help us review applications efficiently. These tools support our recruitment team but do not make decisions on our behalf — every application is reviewed by a person before any outcome is determined. No offer or rejection is made solely on the basis of automated processing. For full details on how we use these tools and your rights in relation to them, please see our Applicant and Candidate Privacy Notice.